manes/ods/gcc4_x86_injector.h

   1 /*
   2  * Execution Flow Controller
   3  * Function Injector for GCC 4.x
   4  */
   5
   6 namespace manes {
   7         namespace ods {
   8                 /**
   9                  * @brief Injector for GCC4 x86
  10                  * @details This is procedure call injector that works on GCC 4
  11                  * x86 and compatible.
  12                  */
  13                 class gcc4_x86_injector : public injector {
  14                 private:
  15                         void *get_vptr(void *instance);
  16
  17                 public:
  18                         /**
  19                          * @brief Hack vtable.
  20                          *
  21                          * @details Replaces default vtable entries with addresses of injected function which code
  22                          * is placed in vcall.S at label vcall. Note that functions are injected to all
  23                          * instances of the specific class at the same time.
  24                          * @param object Pointer to an instance of class that code has to be injected to.
  25                          */
  26                         virtual void inject(void *obj);
  27                 };
  28         }
  29 }